| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame] | 1 | # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) |
| 2 | %YAML 1.2 |
| 3 | --- |
| 4 | $id: http://devicetree.org/schemas/gpio/gpio-zynq.yaml# |
| 5 | $schema: http://devicetree.org/meta-schemas/core.yaml# |
| 6 | |
| 7 | title: Xilinx Zynq GPIO controller |
| 8 | |
| 9 | maintainers: |
| 10 | - Michal Simek <michal.simek@amd.com> |
| 11 | |
| 12 | properties: |
| 13 | compatible: |
| 14 | enum: |
| 15 | - xlnx,zynq-gpio-1.0 |
| 16 | - xlnx,zynqmp-gpio-1.0 |
| 17 | - xlnx,versal-gpio-1.0 |
| 18 | - xlnx,pmc-gpio-1.0 |
| 19 | |
| 20 | reg: |
| 21 | maxItems: 1 |
| 22 | |
| 23 | "#gpio-cells": |
| 24 | const: 2 |
| 25 | |
| 26 | interrupts: |
| 27 | maxItems: 1 |
| 28 | |
| 29 | gpio-controller: true |
| 30 | |
| 31 | gpio-line-names: |
| 32 | description: strings describing the names of each gpio line |
| 33 | minItems: 58 |
| 34 | maxItems: 174 |
| 35 | |
| 36 | interrupt-controller: true |
| 37 | |
| 38 | "#interrupt-cells": |
| 39 | const: 2 |
| 40 | |
| 41 | clocks: |
| 42 | maxItems: 1 |
| 43 | |
| 44 | power-domains: |
| 45 | maxItems: 1 |
| 46 | |
| 47 | allOf: |
| 48 | - if: |
| 49 | properties: |
| 50 | compatible: |
| 51 | enum: |
| 52 | - xlnx,zynqmp-gpio-1.0 |
| 53 | then: |
| 54 | properties: |
| 55 | gpio-line-names: |
| 56 | minItems: 174 |
| 57 | maxItems: 174 |
| 58 | |
| 59 | - if: |
| 60 | properties: |
| 61 | compatible: |
| 62 | enum: |
| 63 | - xlnx,zynq-gpio-1.0 |
| 64 | then: |
| 65 | properties: |
| 66 | gpio-line-names: |
| 67 | minItems: 118 |
| 68 | maxItems: 118 |
| 69 | |
| 70 | - if: |
| 71 | properties: |
| 72 | compatible: |
| 73 | enum: |
| 74 | - xlnx,versal-gpio-1.0 |
| 75 | then: |
| 76 | properties: |
| 77 | gpio-line-names: |
| 78 | minItems: 58 |
| 79 | maxItems: 58 |
| 80 | |
| 81 | - if: |
| 82 | properties: |
| 83 | compatible: |
| 84 | enum: |
| 85 | - xlnx,pmc-gpio-1.0 |
| 86 | then: |
| 87 | properties: |
| 88 | gpio-line-names: |
| 89 | minItems: 116 |
| 90 | maxItems: 116 |
| 91 | |
| 92 | required: |
| 93 | - compatible |
| 94 | - reg |
| 95 | - "#gpio-cells" |
| 96 | - interrupts |
| 97 | - gpio-controller |
| 98 | - interrupt-controller |
| 99 | - "#interrupt-cells" |
| 100 | - clocks |
| 101 | |
| 102 | additionalProperties: false |
| 103 | |
| 104 | examples: |
| 105 | - | |
| 106 | gpio@e000a000 { |
| 107 | #gpio-cells = <2>; |
| 108 | compatible = "xlnx,zynq-gpio-1.0"; |
| 109 | clocks = <&clkc 42>; |
| 110 | gpio-controller; |
| 111 | interrupt-parent = <&intc>; |
| 112 | interrupts = <0 20 4>; |
| 113 | interrupt-controller; |
| 114 | #interrupt-cells = <2>; |
| 115 | reg = <0xe000a000 0x1000>; |
| 116 | }; |